Finding the Fourth Proportional to 759,497.06, 1,138,575.14 and 286,514.58
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Solution
The fourth proportional to 759,497.06, 1,138,575.14 and 286,514.58 is: 429,518.95
Step by Step Solution
- Step 1: Write the proportion equation
759,497.06 : 1,138,575.14 = 286,514.58 : x - Step 2: Convert to fraction form
759,497.06/1,138,575.14 = 286,514.58/x - Step 3: Cross multiply
759,497.06x = 1,138,575.14 × 286,514.58 - Step 4: Simplify right side
759,497.06x = 326,218,378,035.54 - Step 5: Solve for x
x = 326,218,378,035.54/759,497.06 - Step 6: Final answer
x = 429,518.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.